Working place: Company office, client offices, homeworking, satellite offices
Contract type: Permanent contract
Working time: Full time
Location: Luxembourg Hamm / Client offices.
Ready to start your career?
Grant Thornton Luxembourg is currently seeking an Intern/Junior Internal Auditor to start from January 2026.
A first working experience with Grant Thornton is an effective opportunity to develop your potential in a human-sized company with a young and dynamic team. It is an operational experience and a springboard for your future career!
For us, you are a strength, your experience is a real added-value and places you as a key element in the realisation of our Internal Audit department ambitions.
Main responsibilities
In collaboration with your Senior/Manager, you will:
Perform risk assessments on key business activities and use information to determine scope of review, in conjunction with the audit team;
Establish risk based audit programs;
Participate in the conducting of internal audit mandates under the direct coaching and mentoring of the Auditor in charge;
Evaluate operational, financial and compliance risks;
Evaluate and suggest recommendations to improve the internal control systems;
Participate in interviews and tests executed during the audits;
Ensure compliance with the regulatory and legal frameworks as well as policies, procedures, general best practices, etc.;
Participate in the reporting and the follow-up of audit reports and observations.
Main requirements
Currently attending in the final year of Master’s degree in Management, Accounting, Audit & Control, Finance or Economics or already graduated;
First internship or experience in Internal Audit is considered as a real plus, ideally in Luxembourg;
Fluent in French and English is mandatory (any other language is considered an asset);
In the medium term - motivation to obtain the professional qualification of Certified Internal Auditor (CIA) and possibly other audit-related certification (CISA,) which will be supported by our firm;
Rigorous, and strong analytical skills with an eye for details as well as the bigger picture;
Good command of Microsoft office suite;
Team player, but able to reach quickly a healthy balance of autonomous work;
Good organisation skills, willingness to learn and to take on new challenges.
3, 2, 1… Get ready to go beyond and apply!
Next steps
HR interview with our Talent team;
Technical interview with Manager(s) or Partner(s) of the team.
Grant Thornton worldwide
Grant Thornton is one of the world’s leading providers of independent assurance, tax and advisory services. Over 76,000 Grant Thornton people, across 150 markets, are focused on making a difference to clients, colleagues and the communities in which we live and work.
Grant Thornton Luxembourg
Grant Thornton Luxembourg is a leading provider of Audit & Assurance, Business Advisory, Financial Services, Tax & Accounting and Technology services for all types of entities in Luxembourg. With more than 340 people and 27 partners, we apply strong technical guidance and breadth of experience to ensure that clients receive a truly different experience.
5 reasons to join us
1. Work life balance (additional holidays, flexibility, satellite offices, parking possibility);
2. Interesting Benefits (annual discretionary bonus, trainings/certifications, lunch voucher, pension plan, talent referral reward program, internal mobility program);
3. Proximity management in agreement with our CLEARR values;
4. Integration follow-up to ensure yours & career development opportunity (on-demand feedback, mid-year and annual performance review);
5. Company life (events, afterworks, teambuilding, sport events) & engagements (Corporate Social Responsibility, Human Rights, Diversity & Inclusion);
6. You are the one that we are looking for!
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